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/* GTK - The GIMP Toolkit
* Copyright (C) 2014 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include <gtk/gtk.h>
static void
test_basic (void)
{
GtkAdjustment *a;
a = gtk_adjustment_new (2.0, 0.0, 100.0, 1.0, 5.0, 10.0);
g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 2.0);
g_assert_cmpfloat (gtk_adjustment_get_lower (a), ==, 0.0);
g_assert_cmpfloat (gtk_adjustment_get_upper (a), ==, 100.0);
g_assert_cmpfloat (gtk_adjustment_get_step_increment (a), ==, 1.0);
g_assert_cmpfloat (gtk_adjustment_get_page_increment (a), ==, 5.0);
g_assert_cmpfloat (gtk_adjustment_get_page_size (a), ==, 10.0);
g_assert_cmpfloat (gtk_adjustment_get_minimum_increment (a), ==, 1.0);
gtk_adjustment_set_value (a, 50.0);
gtk_adjustment_set_lower (a, 20.0);
gtk_adjustment_set_upper (a, 75.5);
gtk_adjustment_set_step_increment (a, 2.2);
gtk_adjustment_set_page_increment (a, 1.5);
gtk_adjustment_set_page_size (a, 10.0);
g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 50.0);
g_assert_cmpfloat (gtk_adjustment_get_lower (a), ==, 20.0);
g_assert_cmpfloat (gtk_adjustment_get_upper (a), ==, 75.5);
g_assert_cmpfloat (gtk_adjustment_get_step_increment (a), ==, 2.2);
g_assert_cmpfloat (gtk_adjustment_get_page_increment (a), ==, 1.5);
g_assert_cmpfloat (gtk_adjustment_get_page_size (a), ==, 10.0);
g_assert_cmpfloat (gtk_adjustment_get_minimum_increment (a), ==, 1.5);
g_object_unref (a);
}
static gint changed_count;
static gint value_changed_count;
static void
changed_cb (GtkAdjustment *a)
{
changed_count++;
}
static void
value_changed_cb (GtkAdjustment *a)
{
value_changed_count++;
}
static void
test_signals (void)
{
GtkAdjustment *a;
a = gtk_adjustment_new (0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
g_signal_connect (a, "changed", G_CALLBACK (changed_cb), NULL);
g_signal_connect (a, "value-changed", G_CALLBACK (value_changed_cb), NULL);
changed_count = value_changed_count = 0;
gtk_adjustment_configure (a, 0.0, 0.0, 100.0, 1.0, 5.0, 0.0);
g_assert_cmpint (changed_count, ==, 1);
g_assert_cmpint (value_changed_count, ==, 0);
changed_count = value_changed_count = 0;
gtk_adjustment_set_value (a, 50.0);
gtk_adjustment_set_lower (a, 20.0);
gtk_adjustment_set_upper (a, 75.5);
gtk_adjustment_set_step_increment (a, 2.2);
gtk_adjustment_set_page_increment (a, 1.5);
gtk_adjustment_set_page_size (a, 10.0);
g_assert_cmpint (changed_count, ==, 5);
g_assert_cmpint (value_changed_count, ==, 1);
g_object_unref (a);
}
static void
test_clamp (void)
{
GtkAdjustment *a;
a = gtk_adjustment_new (2.0, 0.0, 100.0, 1.0, 5.0, 10.0);
gtk_adjustment_set_value (a, -10.0);
g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 0.0);
gtk_adjustment_set_value (a, 200.0);
g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 90.0);
gtk_adjustment_set_value (a, 99.0);
g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 90.0);
gtk_adjustment_configure (a, 0.0, 0.0, 10.0, 1.0, 5.0, 20.0);
gtk_adjustment_set_value (a, 5.0);
g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 0.0);
g_object_unref (a);
}
static void
test_clamp_page (void)
{
GtkAdjustment *a;
a = gtk_adjustment_new (20.0, 0.0, 100.0, 1.0, 5.0, 10.0);
gtk_adjustment_clamp_page (a, 50.0, 55.0);
g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 45.0);
gtk_adjustment_clamp_page (a, 52.0, 58.0);
g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 48.0);
gtk_adjustment_clamp_page (a, 48.0, 50.0);
g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 48.0);
gtk_adjustment_clamp_page (a, 30.0, 50.0);
g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 30.0);
g_object_unref (a);
}
int
main (int argc,
char *argv[])
{
gtk_test_init (&argc, &argv);
g_test_add_func ("/adjustment/basic", test_basic);
g_test_add_func ("/adjustment/signals", test_signals);
g_test_add_func ("/adjustment/clamp", test_clamp);
g_test_add_func ("/adjustment/clamp_page", test_clamp_page);
return g_test_run();
}
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